Key Fob Repair - Replace the Battery

Key fobs last for anywhere from three to four years. When they begin to appear worn it's a good idea inspect them for damage and to consider a battery replacement.

Many car manufacturers use a coin-shaped batteries that are available in grocery stores, pharmacies and hardware stores. You can also find videos online from users who show how to replace the battery on the key fob.

Reduced Operational range

It's most likely that the battery is dead when a key fob stops working effectively. Fortunately, there are different kinds of batteries for key fobs that are available at supermarkets, pharmacies and home improvement stores that can be purchased and replaced easily. Most key fobs are powered by a lithium-ion battery or coin cell battery, which is easy to replace. However some fobs may include the battery soldered to the case, which could require an experienced technician in the field of automotive in the removal of key fob batteries in order to access it.

The fob needs to be programmed after the battery has been replaced in order for it to work correctly. Some vehicles let owners program an alternative key fob by using their owner's manual, or an online source, while others require you to go to the dealership for this service. Mel Yu, Consumer Reports automotive analyst, explains that Mercedes Benz keys can only be programmed by a dealer due to the digital encryption.

The operation of remote key fobs may be affected by ambient noise and other environmental factors. For instance, certain buildings are constructed with structural steel, which can absorb radio transmissions from the key fob, and interfere with its range. This could also be an issue with remote key fobs which aren't being operated by the driver.

If replacing the battery and having your remote key fob programmed doesn't resolve the problem it could be due to a larger mechanical issue with the key repair car fob or its internal components. In these cases, it's best to contact a professional locksmith in College Park to examine the key fob to determine the reason for its malfunction. In this way, you can make the necessary repairs and drive your vehicle again. A professional locksmith can also offer you a high-quality key fob that is aftermarket and that is compatible with your car's security system. This will save you time and money in future repairs. In some instances an aftermarket key may cost less than a full replacement offered by a dealer.

Warning Messages

Replace the battery of the key fob if the fob tells you that the battery is not charged or if you are required to hold it closer than normal in order to start your car. This simple fix can solve many issues and help you avoid hefty repair costs at the dealership.

If a new battery doesn't resolve your key fob's problem You may have to have the remote's internal components replaced. Repairs can be expensive, but often covered by your warranty, a key protector plan purchased through a dealer or roadside assistance programs.

You might be able save cash by purchasing an aftermarket replacement from a local hardware store or online retailer. But, it's important to choose a reputable brand and ensure compatibility with your vehicle prior to purchasing one. A lot of aftermarket keyfobs don't work with certain vehicles, and could adversely affect the security systems in your vehicle.

Some modern fobs don't have an obvious key at all, instead using a proximity sensor to unlock the doors. These keys can be used to get your vehicle started. These remotes can be most expensive and complex to replace because they need to be programmed for the model you have. If you need to have one of these fobs replaced, you must visit a locksmith or automotive service center that offers professional remote programming services.

If your key fob is damaged beyond repair, it's likely to need to be replaced by the dealer or manufacturer. Certain manufacturers let customers purchase replacements from other parts stores or online retailers, whereas others force you to visit the dealer for an OEM replacement. It is recommended to contact a professional locksmith like Prolocksmith Orlando to get an affordable and efficient solution. They offer same day or next-day service to get you back on the road fast. Their extensive knowledge of various car key fob repairs brands and models enables them to provide accurate, high-quality service. Utilizing their knowledge, they can ensure the fob is correctly programmed to your vehicle's security systems.

Physical Damage

Key fobs are not indestructible and are susceptible to damage by the same physical damage as other electronic devices. Key fobs consist of circuit batteries, buttons and boards. These components could be damaged if they are exposed to abrupt shocks, harsh conditions or other environmental factors. Water damage is the most likely to affect the battery as well as internal circuitry. Just a few splashes of liquid could cause irreparable damage.

Other kinds of damage can also occur, including electrical malfunctions. A battery that is dead is among the most frequent causes for a fob that is malfunctioning. The good news is that most key fobs have an internal compartment that makes it easy to replace the battery. If the issue continues, you should consult a locksmith for further troubleshooting or to determine if you're required to replace the fob.

Another reason for a malfunctioning key fob is interference with signals. This can happen when other electronic devices or security systems emit radio waves that interfere the key fob’s ability to receive and transmit signals. If your key fob is having difficulty unlocking your car or even starting it, you could try a spare fob to see if it is due to interference.

If your key fob isn't responding to the buttons then you might need to reprogramme it. This is usually done by a professional auto key fob repair locksmith or dealer.

It's tempting to peek inside your key fob, however, it could cause damage. A key fob contains sensitive components, so it's best to leave any repairs or troubleshooting tasks to professionals. If you attempt to disassemble the key fob using no tools, you might cause damage to the circuit boards and batteries. It is also possible to crack or break buttons. In some instances replacing the key fob might be the only option. A new key fob is available for as low as $50, making this a cost-effective and affordable repair option.

Battery Replacement

The battery in the fob's battery can be changed to fix many common issues, such as the absence of range or error message. It's easy to do this on your own however, it's essential to adhere to safety guidelines as well as the instructions provided by the manufacturer to remove and reinstall it. If you're not confident handling this work yourself, call an auto locksmith or car dealership to help.

Begin by examining the exterior of your key fob to check for damage. Examine for any signs of electrical or moisture damage. Also, ensure that the transmitter isn't damaged. The transmitter tells your car how to communicate with your key fob. If you have an extra key fob that's working correctly, try using that to open and lock your car to ensure the transmitter isn't damaged.

Most key fobs have a small backup key at the back, which can be used to pop the case open. If you don't own the key fob, you can take off the case using an a watch, flathead or any other precision tool. Some have a notch that you can use to open the first gap. Others may require more pressure to split them. After the case has been opened take the battery that was in use and replace it with a new one, making sure it match the orientation. If you have a spare fob, test it to ensure that the new battery works.

If replacing the batteries doesn't solve the problem it may be necessary to reprogramme them. CR's Yu says this process requires specialized tools, which only a few dealers have. Additionally, some dealers will not program aftermarket fobs bought from online stores or brick-and mortar car shops, because they see them unauthorized replacements for original factory fobs.

Locksmiths equipped with the right equipment and skills could reprogram your keyfob to resolve the problem. However, you would have to bring the keys to the dealer, not an expert locksmith who can complete the task on site. In certain instances dealers will charge you more for this service than an independent shop or an auto locksmith.